Pneumatic spinner assembly

Details Pneumatic spinner assembly Pneumatic spinner assembly

2006-05-02

2006-05-02

Bucci, David A. (Department: 3682)

Endless belt power transmission systems or components

Means for adjusting belt tension or for shifting belt,...

C198S811000

Reexamination Certificate

active

07037227

ABSTRACT:
An improved pneumatic tensioner apparatus is disclosed, the apparatus including: a main drive belt; a chuck assembly, suspended from said main drive belt, having a spinning member and a drive contact portion; a first frictional drive belt in a first track in contact with said drive contact portion operative to spin said chuck assembly; a first tension adjusting device operative to apply pressure to said first frictional drive belt tangentially to said drive contact portion; a second frictional drive belt disposed in at least one idler roller on an opposite side of said chuck assembly to said first frictional drive belt, said second frictional drive belt in contact with said drive contact portion; and a second tension adjusting device operative to apply pressure to said second frictional drive belt tangentially to said drive contact portion.

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patent: 2004/0087401 (2004-05-01), Serkh
patent: 2004/0118661 (2004-06-01), Swinderman et al.

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